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One morning you find that there is spam in the queues, your server has been blacklisted etc...

One of the worst experiences for an Exchange administrator is to come in one morning and find that either email is being blocked, the queues are long or the users are getting NDRs saying that the server is blacklisted. This seems to result in confusion...

Self Generated versus Commercial SSL Certificates

A constant theme on many of the Internet forums is the use of self generated SSL certificates versus purchased SSL certificates, particularly when deploying RPC over HTTPS or Outlook Web Access. Many people will advocate that using a self generated certificate...